/// <summary>
/// 处理搜索的结果
/// </summary>
/// <param name="output"></param>
/// <param name="exitCode"></param>
private void handleOutput(string output, int exitCode)
{
retrievalBtn.Enabled = true;
if (exitCode == 0)
{
String jsonString = "";
String line;
StreamReader sr = new StreamReader(Program.tempPath + "data", Encoding.Default);
while ((line = sr.ReadLine()) != null)
{
jsonString += line + "\n";
}
sr.Close();
mSceneList = JsonConvert.DeserializeObject <List <SimilarScene> >(jsonString);
//排序
Util.sort(mSceneList);
//删除datagridview中的数据
removeData();
//将结果显示在dataGridView中
DataGridViewRow row;
for (int i = 0; i < mSceneList.Count; i++)
{
SimilarScene scene = mSceneList[i];
List <String> polygons = scene.polygonList;
row = new DataGridViewRow();
int index = dataView.Rows.Add(row);
dataView.Rows[index].Cells[0].Value = polygons[0].Split('_')[0];
dataView.Rows[index].Cells[1].Value = scene.md;
}
mMessageForm.Close();
}
else
{
mMessageForm.Close();
MessageBox.Show("检索失败！！");
}
Console.WriteLine(output);
}
/// <summary>
/// 将选择的相似场景高亮
/// </summary>
/// <param name="scene"></param>
private void showScene(SimilarScene scene)
{
String LayerName = scene.polygonList[0].Split('_')[0];
IFeatureLayer layer = Util.getLayerByName(axMap.Map, LayerName) as IFeatureLayer;
axMap.Map.ClearSelection();
//查询
IFeatureSelection featureSelection = layer as IFeatureSelection;
for (int i = 0; i < scene.polygonList.Count; i++)
{
int id = Convert.ToInt32(scene.polygonList[i].Split('_')[1]);
//新建IQueryFilter接口，添加where语句
IQueryFilter queryFilter = new QueryFilterClass();
//设置where语句内容
queryFilter.WhereClause = "\"FID\" = " + id;
//选择，并将其添加到选择集中
featureSelection.SelectFeatures(queryFilter, esriSelectionResultEnum.esriSelectionResultAdd, false);
}
//高亮
IActiveView activeView = axMap.Map as IActiveView;
IEnvelope extent = activeView.Extent;
double sceenWidth = extent.Width;
double sceenHeight = extent.Height;
double sceenMin = sceenWidth > sceenHeight ? sceenHeight : sceenWidth;
double sceenMax = sceenWidth < sceenHeight ? sceenHeight : sceenWidth;
double sceenScale = sceenMax / sceenMin;
model.Point gravity = scene.gravity;
float scale = 4.0f;
model.Envelope envelope = scene.envelope;
double width = envelope.Width;
double height = envelope.Height;
double max = width > height ? width : height;
if (sceenHeight == sceenMin)
{
ESRI.ArcGIS.Geometry.Point rt = new ESRI.ArcGIS.Geometry.Point();
rt.X = gravity.x + max * sceenScale * scale / 2;
rt.Y = gravity.y + max * scale / 2;
ESRI.ArcGIS.Geometry.Point lb = new ESRI.ArcGIS.Geometry.Point();
lb.X = gravity.x - max * sceenScale * scale / 2;
lb.Y = gravity.y - max * scale / 2;
ESRI.ArcGIS.Geometry.Point rb = new ESRI.ArcGIS.Geometry.Point();
rb.X = gravity.x + max * sceenScale * scale / 2;
rb.Y = gravity.y - max * scale / 2;
ESRI.ArcGIS.Geometry.Point lt = new ESRI.ArcGIS.Geometry.Point();
lt.X = gravity.x - max * sceenScale * scale / 2;
lt.Y = gravity.y + max * scale / 2;
extent.LowerLeft = lb;
extent.UpperRight = rt;
extent.UpperLeft = lt;
extent.LowerRight = rb;
}
else
{
ESRI.ArcGIS.Geometry.Point rt = new ESRI.ArcGIS.Geometry.Point();
rt.X = gravity.x + max / 2;
rt.Y = gravity.y + max * sceenScale / 2;
ESRI.ArcGIS.Geometry.Point lb = new ESRI.ArcGIS.Geometry.Point();
lb.X = gravity.x - max / 2;
lb.Y = gravity.y - max * sceenScale / 2;
ESRI.ArcGIS.Geometry.Point rb = new ESRI.ArcGIS.Geometry.Point();
rb.X = gravity.x + max * scale / 2;
rb.Y = gravity.y - max * sceenScale * scale / 2;
ESRI.ArcGIS.Geometry.Point lt = new ESRI.ArcGIS.Geometry.Point();
lt.X = gravity.x - max * scale / 2;
lt.Y = gravity.y + max * sceenScale * scale / 2;
extent.LowerLeft = lb;
extent.UpperRight = rt;
extent.UpperLeft = lt;
extent.LowerRight = rb;
}
activeView.Extent = extent;
//刷新
activeView.Refresh();
}
